Description:
cup fungus
Fruiting Body: apothecium up to 8 cm. Spores: ascospores 18-25 x 13-16 µm, elliptical, smooth, hyaline.

Diagnostic macroscopic feature: dark brown flat to wrinkled apothecium broadly attached to wet wood

Diagnostic microscopic feature: amyloid asci

Nutritional Mode: saprobe

Substrate: on wet down wood

Habitat: deciduous woods

Fruiting Season: summer to fall